2KN/2KP
1-4-25
(55)
A paper jam in the
optional document
finisher is indicated
during copying (jam
in saddle paper entry
section).
Jam code 92
The paper forwarding pul-
ley, upper or lower forward-
ing roller is dirty with paper
powder.
Check and, if it is dirty, clean it.
The paper forwarding pul-
ley, upper or lower forward-
ing roller is deformed or
worn.
Check and, if it is deformed or worn, fix or replace it.
Defective centerfold unit
paper entry sensor.
Run maintenance item U241 and turn the centerfold unit paper
entry sensor on and off manually. Replace the centerfold unit
paper entry sensor if indication of the corresponding sensor on the
touch panel is not displayed in reverse.
(56)
A paper jam in the
optional document
finisher is indicated
during copying (jam
in saddle tray sec-
tion).
Jam code 93
The paper entry roller is
dirty with paper powder.
Check and, if it is dirty, clean it.
The paper entry roller is
deformed or worn.
Check and, if it is deformed or worn, fix or replace it.
Defective inside tray detec-
tion sensor.
Run maintenance item U241 and turn the inside tray detection
sensor on and off manually. Replace the inside tray detection sen-
sor if indication of the corresponding sensor on the touch panel is
not displayed in reverse.
(57)
A paper jam in the
optional document
finisher is indicated
during copying (jam
in saddle eject sec-
tion).
Jam code 94
The right or left centerfold
roller is dirty with paper
powder.
Check and, if it is dirty, clean it.
The right or left centerfold
roller is deformed or worn.
Check and, if it is deformed or worn, fix or replace it.
Defective folded edge
detection sensor.
Run maintenance item U241 and turn the folded edge detection
sensor on and off manually. Replace the folded edge detection
sensor if indication of the corresponding sensor on the touch
panel is not displayed in reverse.
(58)
A paper jam in the
optional document
finisher is indicated
during copying (jam
in saddle eject sec-
tion).
Jam code 95
The eject roller is dirty with
paper powder.
Check and, if it is dirty, clean it.
The eject roller is deformed
or worn.
Check and, if it is deformed or worn, fix or replace it.
Defective folded edge
detection sensor.
Run maintenance item U241 and turn the folded edge detection
sensor on and off manually. Replace the folded edge detection
sensor if indication of the corresponding sensor on the touch
panel is not displayed in reverse.
Problem
Causes/check procedures
Corrective measures
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
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Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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Page 521: ......